unprotected crossing

英 [unprotected crossing]
美 [unprotected crossing]

中文释义

未设防护装置的平交道口

单词分析

单词结构：

unprotected crossing

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：unprotected crossing
  • 核心含义：未设防护装置的平交道口

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更新时间：2026-01-31 20:57:31